MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

Ayrshire Capital Management LLC's Holding History (CIK: 0001801563)

Note: Option positions (PUT/CALL) are excluded.

Q2 2022

Shares 5,535 Value ($000) $568 Avg Close $112.92 Range $94.75 - $148.07

Q1 2022

Shares 6,410 Value ($000) $962 Avg Close $150.35 Range $131.30 - $175.09

Q4 2021

Shares 6,417 Value ($000) $1,118 Avg Close $151.09 Range $136.06 - $172.80

Q3 2021

Shares 6,282 Value ($000) $948 Avg Close $148.13 Range $133.76 - $168.78

Q2 2021

Shares 6,056 Value ($000) $1,078 Avg Close $175.09 Range $158.98 - $192.11

Q1 2021

Shares 6,637 Value ($000) $1,231 Avg Close $161.78 Range $138.78 - $185.00

Q4 2020

Shares 6,519 Value ($000) $981 Avg Close $125.75 Range $101.82 - $152.08

Q3 2020

Shares 6,458 Value ($000) $705 Avg Close $112.47 Range $97.77 - $124.64

Q2 2020

Shares 6,502 Value ($000) $736 Avg Close $95.31 Range $70.45 - $112.06

Q1 2020

Shares 6,649 Value ($000) $542 Avg Close $97.84 Range $64.00 - $116.86

Q4 2019

Shares 5,894 Value ($000) $648 Avg Close $99.99 Range $81.07 - $109.78

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2022	5,535	$568	$112.92	$94.75 - $148.07
Q1 2022	6,410	$962	$150.35	$131.30 - $175.09
Q4 2021	6,417	$1,118	$151.09	$136.06 - $172.80
Q3 2021	6,282	$948	$148.13	$133.76 - $168.78
Q2 2021	6,056	$1,078	$175.09	$158.98 - $192.11
Q1 2021	6,637	$1,231	$161.78	$138.78 - $185.00
Q4 2020	6,519	$981	$125.75	$101.82 - $152.08
Q3 2020	6,458	$705	$112.47	$97.77 - $124.64
Q2 2020	6,502	$736	$95.31	$70.45 - $112.06
Q1 2020	6,649	$542	$97.84	$64.00 - $116.86
Q4 2019	5,894	$648	$99.99	$81.07 - $109.78